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Question 2: You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5. The
application has a mobile Web form that contains the following ObjectList control.
<mobile:ObjectList ID="ObjectListCtrl" OnItemCommand="ObjectListCtrl_ItemCommand"
Runat="server">
<Command Name="CmdDisplayDetails" Text="Details" />
<Command Name="CmdRemove" Text="Remove" />
</mobile:ObjectList>
You create an event handler named ObjectListCtrl_ItemCommand.
You need to ensure that the ObjectListCtrl_ItemCommand handler detects the selection of the
CmdDisplayDetails item.
Which code segment should you write?
A. public void ObjectListCtrl_ItemCommand(object sender, ObjectListCommandEventArgs e) {
if (e.CommandName == "CmdDisplayDetails") {
}
}
B. public void ObjectListCtrl_ItemCommand(object sender, ObjectListCommandEventArgs e) {
if (e.CommandArgument.ToString() == "CmdDisplayDetails") {
}
}
C. public void ObjectListCtrl_ItemCommand(object sender, ObjectListCommandEventArgs e) {
ObjectListCommand cmd = sender as ObjectListCommand;
if (cmd.Name == "CmdDisplayDetails") {
}
}
D. public void ObjectListCtrl_ItemCommand(object sender, ObjectListCommandEventArgs e) {
ObjectListCommand cmd = e.CommandSource as ObjectListCommand;
if (cmd.Name == "CmdDisplayDetails") {
}
}
Correct Answer: A